Explain the meaning of object in object oriented programming?
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What is diamond inheritance problem? How java 8 solves this problem?
Explain method overriding.
Is is possible to define our own functional interface?
What is the difference between new and override?
What is the use if instanceof keyword? And how do refer to a current instance of object?
Explain what is polymorphism?
What is the difference between class and interface?
What are sealed modifiers?
Differentiate between Aggregation and containment?
What is association?
Explain the use of Vtable and what are the various problems to override the functions?
What is bootstrap, extension and system class loader?